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add REQUIRE_VERSION to gltf validation and use it as default instead of REQUIRE_ALL

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This commit is contained in:
Benjamin Schmithüsen 2019-05-02 14:44:20 +02:00
parent 8f67121deb
commit d02ad0dede
1 changed files with 31 additions and 11 deletions
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42
tiny_gltf.h
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@ -826,13 +826,14 @@ class Model {
enum SectionCheck {
NO_REQUIRE = 0x00,
REQUIRE_SCENE = 0x01,
REQUIRE_SCENES = 0x02,
REQUIRE_NODES = 0x04,
REQUIRE_ACCESSORS = 0x08,
REQUIRE_BUFFERS = 0x10,
REQUIRE_BUFFER_VIEWS = 0x20,
REQUIRE_ALL = 0x3f
REQUIRE_VERSION = 0x01,
REQUIRE_SCENE = 0x02,
REQUIRE_SCENES = 0x04,
REQUIRE_NODES = 0x08,
REQUIRE_ACCESSORS = 0x10,
REQUIRE_BUFFERS = 0x20,
REQUIRE_BUFFER_VIEWS = 0x40,
REQUIRE_ALL = 0x7f
};
///
@ -934,7 +935,7 @@ class TinyGLTF {
///
bool LoadASCIIFromFile(Model *model, std::string *err, std::string *warn,
const std::string &filename,
unsigned int check_sections = REQUIRE_ALL);
unsigned int check_sections = REQUIRE_VERSION);
///
/// Loads glTF ASCII asset from string(memory).
@ -945,7 +946,7 @@ class TinyGLTF {
bool LoadASCIIFromString(Model *model, std::string *err, std::string *warn,
const char *str, const unsigned int length,
const std::string &base_dir,
unsigned int check_sections = REQUIRE_ALL);
unsigned int check_sections = REQUIRE_VERSION);
///
/// Loads glTF binary asset from a file.
@ -954,7 +955,7 @@ class TinyGLTF {
///
bool LoadBinaryFromFile(Model *model, std::string *err, std::string *warn,
const std::string &filename,
unsigned int check_sections = REQUIRE_ALL);
unsigned int check_sections = REQUIRE_VERSION);
///
/// Loads glTF binary asset from memory.
@ -966,7 +967,7 @@ class TinyGLTF {
const unsigned char *bytes,
const unsigned int length,
const std::string &base_dir = "",
unsigned int check_sections = REQUIRE_ALL);
unsigned int check_sections = REQUIRE_VERSION);
///
/// Write glTF to file.
@ -3814,6 +3815,25 @@ bool TinyGLTF::LoadFromString(Model *model, std::string *err, std::string *warn,
return false;
}
{
bool version_found = false;
json::const_iterator it = v.find("asset");
if ((it != v.end()) && it.value().is_object()) {
json::const_iterator version_it = it.value().find("version");
if ((version_it != it.value().end() && version_it.value().is_string())) {
version_found = true;
}
}
if (version_found) {
// OK
} else if (check_sections & REQUIRE_VERSION) {
if (err) {
(*err) += "\"asset\" object not found in .gltf or not an object type\n";
}
return false;
}
}
// scene is not mandatory.
// FIXME Maybe a better way to handle it than removing the code